Electronics such as PAs, intercom systems, televisions, and megaphones facilitate communication and provide entertainment in offices, industrial facilities, and other work areas. Batteries and chargers power appliances and electrical devices and equipment. Standard household batteries are disposable and used for flashlights, smoke detectors, and clocks. High-performance lithium batteries power thermal images, digital cameras, and GPS equipment. Communication equipment includes TV monitors, phones, and AV products often used in hospitality and commercial areas. Electronics items include parts, components, and connections used for audio-visual systems. Intercoms and speakers are used in warehouses, retail stores, and industrial plants to ensure announcements are communicated clearly to employees. Electronic communication equipment includes items for connecting audio-video equipment to network services and for displaying visual content on monitors and televisions.